expert

[ noun, verb ek-spurt; adjective ek-spurt, ik-spurt ]
See synonyms for: expertexpertsexpertlyexpertness on Thesaurus.com

noun
  1. a person who has special skill or knowledge in some particular field; specialist; authority: a language expert.

  2. Military.

    • the highest rating in rifle marksmanship, above that of marksman and sharpshooter.

    • a person who has achieved such a rating.

adjective
  1. possessing special skill or knowledge; trained by practice; skillful or skilled (often followed by in or at): an expert driver;to be expert at driving a car.

  2. pertaining to, coming from, or characteristic of an expert: expert work;expert advice.

verb (used with object)
  1. to act as an expert for.

Origin of expert

1
First recorded in 1325–75; Middle English, from Latin expertus “tried,” past participle of experīrī “to try”; cf. experience

synonym study For expert

3. See skillful.

Other words for expert

Opposites for expert

Other words from expert

  • ex·pert·ly, adverb
  • ex·pert·ness, noun
  • non·ex·pert, noun, adjective
  • pro·ex·pert, adjective
  • un·ex·pert, adjective

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use expert in a sentence

British Dictionary definitions for expert

expert

/ (ˈɛkspɜːt) /


noun
  1. a person who has extensive skill or knowledge in a particular field

adjective
  1. skilful or knowledgeable

  2. of, involving, or done by an expert: an expert job

Origin of expert

1
C14: from Latin expertus known by experience, from experīrī to test; see experience

Derived forms of expert

  • expertly, adverb
  • expertness, noun

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012